com.pubnub.internal.managers.PublishSequenceManager.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of pubnub-core-impl Show documentation

PubNub is a cross-platform client-to-client (1:1 and 1:many) push service in the cloud, capable of broadcasting real-time messages to millions of web and mobile clients simultaneously, in less than a quarter second!

There is a newer version: 9.2.4

Show newest version

package com.pubnub.internal.managers

import java.util.concurrent.atomic.AtomicInteger

internal class PublishSequenceManager(private val maxSequence: Int) {
    private val atomicSeq = AtomicInteger(1)

    internal fun nextSequence(): Int =
        atomicSeq.getAndUpdate {
            if (maxSequence == it) {
                1
            } else {
                it + 1
            }
        }
}